#include <fstream>

using namespace std;
const int Rest=1999999973;
int main()
{
    unsigned long long n,k,r;
    ifstream in("lgput.in");
    ofstream out("lgput.out");
    in>>n>>k;
    r=1;
    while (k>1)
    {
        if (k&1)
        {
            r*=n;
            k=(k-1)/2;
            n*=n;
        }
        else
        {
            n*=n;
            k/=2;
        }
    }
    r=(r*n)%Rest;
    out<<r;
    return 0;
}